<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>lock</title>
    <style>
        .center{
            text-align:center;
        }
    </style>
</head>
<body>
<p class="center">下载已经关闭</p>
<form method="post" class="center" action="/lock/unlock">
    解锁密码: <input type="text" name="password">
    <button type="submit">确定</button>
</form>
</body>
</html>